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LinuxVULNRICHMENT:CVE-2021-47332HistoryMay 21, 2024 - 2:35 p.m.
CVE-2021-47332 ALSA: usx2y: Don't call free_pages_exact() with NULL address
2024-05-2114:35:43
Linux
github.com
1
linux kernel
alsa
vulnerability
In the Linux kernel, the following vulnerability has been resolved:
ALSA: usx2y: Don’t call free_pages_exact() with NULL address
Unlike some other functions, we can’t pass NULL pointer to
free_pages_exact(). Add a proper NULL check for avoiding possible
Oops.
References
git.kernel.org/stable/c/7d7f30cf182e55023fa8fde4c084b2d37c6be69d
git.kernel.org/stable/c/82e5ee742fdd8874fe996181b87fafe1eb5f1196
git.kernel.org/stable/c/88262229b778f4f7a896da828d966f94dcb35d19
git.kernel.org/stable/c/bee295f5e03510252d18b25cc1d26230256eb87a
git.kernel.org/stable/c/cae0cf651adccee2c3f376e78f30fbd788d0829f
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AI Score
6.9
Confidence
Low
SSVC
Exploitation
none
Automatable
no
Technical Impact
partial
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